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Stone description: fine grain
| Wall Number | Country | State | Classification | Source Sort descending |
|---|---|---|---|---|
| 14Lb27 | United States | Texas | Limestone | Round Rock |
| 6RB16 | United States | Pennsylvania | Diabase | Round Top Gettysburg |
| 8Lb40 | United States | West Virginia | Sandstone | Rowlesburgh |
| 10RA35 | United States | New Hampshire | Granite | Roxbury |
| 10LB34 | United States | Connecticut | Gneiss | Roxbury |
| 1L5 | United States | Connecticut | Granite | Roxbury |
| 11LB40 | United States | Vermont | Marble | Roxbury |
| 10LA43 | United States | New Hampshire | Granite | Rumney |
| 12LB37 | United States | Kentucky | Limestone | Russelville |
| 13LA17 | United States | Vermont | Marble | Rutland |
| 9RB8 | United States | Vermont | Marble | Rutland |
| 13LA18 | United States | Vermont | Marble | Rutland |
| 9RA8 | United States | Vermont | Marble | Rutland |
| 12RA2 | United States | Vermont | Marble | Rutland |
| 9La7 | United States | Vermont | Marble | Rutland |
| 6RB47 | United States | Vermont | Granite | Ryegate |
| 11RB6 | United States | New York | Marble | S. Glenn Falls |
| 14LB8 | United States | New York | Limestone | S. Glenn Falls |
| 14LA18 | United States | Vermont | Marble | S. Wallingford |
| 12RB15 | United States | Iowa | Dolomite | Sabula |
| 14RA4 | United States | Illinois | Dolomite | Sag's Bridge |
| 13RB38 | United States | Illinois | Limestone | Sagetown |
| 12LB36 | United States | Indiana | Limestone | Salem |
| 5LA31 | United States | Colorado | Granite | Salida |
| 14RA3 | United States | Illinois | Dolomite | Saline |
| 6RB24 | United States | North Carolina | Granite | Salisbury |
| 14RA46 | Portugal | Marble | Salmanha, Coimbra | |
| 11Lb35 | United States | Virginia | Sandstone | Saltville |
| 14RA26 | Austria | Marble | Salzburg | |
| 7RB6 | Austria | Marble | Salzburg | |
| 10RB35 | Mexico | Pumice | San Juan, Pueblo State | |
| 11Lb13 | United States | Utah | Dolomite | San Pete Valley |
| 13LA26 | United States | Texas | Limestone | San Saba |
| 8Lb13 | United States | Texas | Marble | San Saba |
| 14La4 | United States | Texas | Dolomite | San Saba |
| 14RB13 | United States | Ohio | Dolomite | Sandusky |
| 13RB10 | United States | Ohio | Dolomite | Sandusky |
| 13LB9 | United States | Ohio | Dolomite | Sandusky |
| 8RA6 | United States | New York | Limestone | Sandy Hill |
| 8LA24 | United States | North Carolina | Sandstone | Sanford |
| 7RB45 | United States | New Mexico | Tuff | Santa Fe |
| 14RB34 | Spain | Limestone | Saragossa Prov. | |
| 9RA14 | Spain | Limestone | Saragossa Prov. | |
| 14RA7 | United States | New York | Limestone | Saratoga |
| 9RB29 | United States | New York | Sandstone | Sawkill |
| 9Lb29 | United States | New York | Sandstone | Schenectady |
| 9La17 | United States | Pennsylvania | Sandstone | Schickshinny Luzerne Co. |
| 12LB6 | United States | New York | Limestone | Schoharie |
| 9RB18 | United States | Pennsylvania | Sandstone | Scottsdale |
| 6LA6 | United States | Pennsylvania | Sandstone | Scottsdale |
| 11LB15 | United States | Missouri | Dolomite | Sedalia |
| 11RA11 | United States | Missouri | Dolomite | Sedalia |
| 14LA44 | Portugal | Limestone | Serra de Boa Viagem, Coimbra | |
| 14RA45 | Portugal | Marble | Serrada, do Lager, Leiria Prov | |
| 12LB28 | Italy | Marble | Serravezza | |
| 12LA25 | Italy | Marble | Serravezza | |
| 12LA27 | Italy | Marble | Serravezza | |
| 11LA29 | Italy | Marble | Serravezza | |
| 12RB29 | Italy | Marble | Serravezza | |
| 12RA24 | Italy | Marble | Serravezza | |
| 11RA33 | Italy | Marble | Serravezza | |
| 12RA26 | Italy | Marble | Serravezza | |
| 7LB22 | United States | North Carolina | Gneiss | Shelby |
| 7RA11 | United States | Connecticut | Limestone | Shelterville |
| 11RA29 | United States | Tennessee | Limestone | Sherwood Station |
| 11RA5 | United States | Michigan | Dolomite | Sibley's Station |
| 7RB18 | United States | Pennsylvania | Granite | Siesholtzville |
| 13RA20 | United States | Iowa | Limestone | Sigourney Station, Keokuk Co. |
| 9RA11 | United States | Iowa | Limestone | Sigourney Station, Keokuk Co. |
| 10LB40 | United States | South Dakota | Quartzite | Sioux Falls |
| 9Lb35 | United States | South Dakota | Quartzite | Sioux Falls |
| 7RB28 | United States | California | Sandstone | Sites |
| 6La17 | United States | Pennsylvania | Sandstone | Skinner's Eddy |
| 7RA17 | United States | Pennsylvania | Argillite (Slate) | Slatedale |
| 7LA17 | United States | Pennsylvania | Argillite (Slate) | Slatington |
| 10RB20 | United States | Pennsylvania | Argillite (Slate) | Slatington |
| 10RB21 | United States | Pennsylvania | Argillite (Slate) | Slatington |
| 6LB15 | United States | Pennsylvania | Argillite (Slate) | Slatington |
| 10RA22 | United States | Kansas | Limestone | Smoky Hill Reservation |
| 5RA45 | Hungary | Conglomerate | Sommerein | |
| 10LB39 | Mexico | Pyrophyllite | Sonora State | |
| 9LB33 | Mexico | Pyrophyllite | Sonora State | |
| 9RB31 | Mexico | Pyrophyllite | Sonora State | |
| 12RQ | United States | New York | Sandstone | South Unadilla |
| 14LB19 | United States | Vermont | Marble | Southerland Falls |
| 9La8 | United States | Vermont | Marble | Southerland Falls |
| 12RA33 | United States | Indiana | Limestone | Spencer |
| 11RB24 | Italy | Marble | Spezia, Genoa Prov. | |
| 12LA24 | Italy | Marble | Spezia, Genoa Prov. | |
| 12RA22 | Italy | Marble | Spezia, Genoa Prov. | |
| 8LA16 | United States | Kentucky | Limestone | Springfield |
| 13LB10 | United States | Ohio | Dolomite | Springfield |
| 12RB8 | United States | New York | Limestone | Springfield Center |
| 14LA9 | United States | Pennsylvania | Limestone | Spruce Creek Huntingdon Co. |
| 13LA15 | United States | Iowa | Dolomite | St. Claire |
| 10RB36 | United States | Missouri | Sandstone | St. Genevieve |
| 8LB27 | United States | Maine | Granite | St. George |
| 12RB14 | United States | Missouri | Dolomite | St. Louis |
| 12LB21 | United States | Missouri | Limestone | St. Louis |
| 11LA36 | Portugal | Sandstone | St. Miguel, Coimbra |